Home / 190,671.39-263,120.27-105,794.73

Finding the Fourth Proportional to 190,671.39, 263,120.27 and 105,794.73

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Solution

The fourth proportional to 190,671.39, 263,120.27 and 105,794.73 is: 145,993.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,671.39 : 263,120.27 = 105,794.73 : x
  2. Step 2: Convert to fraction form
    190,671.39/263,120.27 = 105,794.73/x
  3. Step 3: Cross multiply
    190,671.39x = 263,120.27 × 105,794.73
  4. Step 4: Simplify right side
    190,671.39x = 27,836,737,393.20
  5. Step 5: Solve for x
    x = 27,836,737,393.20/190,671.39
  6. Step 6: Final answer
    x = 145,993.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.